The aim of EU-GEI is to identify, over a 5-year period, the interactive genetic, clinical and environmental determinants, involved in the development, severity and outcome of schizophrenia. The partners in EU-GEI represent the nationally funded schizophrenia / mental health networks of the UK, Netherlands, France, Spain, Turkey and Germany, as well as other research institutes and a number of SME’s in Austria, Belgium, Ireland, Italy, Switzerland, and outside the EU in Hong Kong/China and Australia.